Vial



FIG. 1 is a front right top perspective view of a vial showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a back elevation view thereof with;

FIG. 4 is a left side elevation view;

FIG. 5 is a right side elevation view thereof;

FIG. 6 is a top plan view thereof with; and,

FIG. 7 is a bottom plan view thereof.

The broken lines shown in FIG. 7 are for environmental purposes only and forms no part of the claimed design. 

The ornamental design for a vial, as shown and described. 